2.4ᘧ࿾1.02用简便运算怎么算

2025-04-06 15:08:39
推荐回答(2个)
回答1:

2.4×1.02 

=2.4×(1+0.02)

=2.4×1+2.4×0.02

=2.4+0.048 =2.448

谢谢采纳,敬请追问!

回答2:

=2.4×1+2.4×0.02
=2.4+0.048
=2.448